Overview Cotton is a natural textile fiber harvested from the seed hairs of the cotton plant and traded in commodity markets as a soft agricultural raw material. The standard reference for international pricing is the Cotlook A Index, which reflects Middling 1-3/32 inch staple cotton delivered on a CIF Liverpool basis. Market quotations are commonly expressed in US dollars per kilogram or in cents per pound, depending on the exchange or reporting convention. Cotton is spun into yarn and woven or knitted into fabrics used in apparel, home textiles, and industrial products. It is also processed into cottonseed oil, animal feed, and other by-products, making the crop important beyond fiber alone. Because cotton is a globally traded, storable agricultural commodity, its price reflects both crop conditions and the balance between textile mill demand and exportable supply. Supply Drivers Cotton supply is shaped by climate, water availability, soil conditions, and the length of the growing season. Major producing regions include the United States, India, China, Pakistan, Brazil, and parts of West and Central Asia, where warm temperatures and long frost-free periods support fiber development. The crop is sensitive to rainfall timing, heat stress, and excessive moisture during flowering and boll formation, so weather variability can alter both yield and fiber quality. Irrigated production depends on water access and energy costs, while rain-fed production is exposed to monsoon or seasonal rainfall patterns. Pest pressure, especially from bollworms, aphids, and other insects, can raise input costs and reduce lint output. Because cotton is an annual crop, acreage decisions are made before planting and cannot respond quickly to price changes. Ginning, transport, and port logistics also matter because lint must be separated, compressed, and moved efficiently to export channels. Fiber length, strength, and cleanliness influence grade and therefore realized prices. Demand Drivers Cotton demand is driven primarily by textile manufacturing, especially yarn spinning for apparel, household fabrics, and blended textiles. Consumption is linked to population growth, urbanization, and income growth because clothing and home textile use rises with household purchasing power. Demand is also affected by competition from synthetic fibers such as polyester, which can substitute for cotton in many applications when relative prices or performance characteristics favor synthetics. Cotton retains advantages in breathability, comfort, and absorbency, so it remains important in premium apparel and certain household uses. Seasonal buying patterns in textile supply chains can influence short-term demand as mills build inventories ahead of production cycles. Demand also depends on the structure of global garment manufacturing, with spinning and weaving concentrated in countries that combine labor availability, industrial capacity, and access to imported fiber. Cottonseed by-products add value to the crop, but lint demand remains the main price driver. Changes in fabric technology, blending ratios, and consumer preferences for natural fibers also shape long-run consumption. Macro and Financial Drivers Cotton prices are influenced by the US dollar because the fiber is internationally traded and priced in dollars, so currency movements affect purchasing power for importers and export competitiveness for producers. Interest rates matter through inventory financing and working-capital costs for merchants, mills, and traders that hold physical stocks between harvest and consumption. Storage and transport costs can create contango or backwardation in related futures markets, depending on the balance between nearby supply and later availability. Cotton also responds to broader industrial and consumer cycles because textile demand is tied to discretionary spending and manufacturing activity. As an agricultural commodity, it can show some inflation sensitivity, but the effect is mediated by crop-specific supply conditions and substitution with synthetic fibers. Related Commodities Polyester is the closest substitute in many textile applications, especially when mills adjust blends based on relative price and performance. Wool competes in higher-value apparel segments, though it serves different end uses. Cottonseed oil is a by-product linked to cotton crushing and competes with other vegetable oils in food and industrial uses. Synthetic fibers more broadly affect cotton demand by offering lower-cost alternatives in yarn and fabric production.